(19)
(11) EP 1 555 578 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
13.01.2010 Bulletin 2010/02

(43) Date of publication A2:
20.07.2005 Bulletin 2005/29

(21) Application number: 04026183.6

(22) Date of filing: 04.11.2004
(51) International Patent Classification (IPC): 
G03G 15/00(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK YU

(30) Priority: 15.01.2004 JP 2004007803

(71) Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
Tokyo 100-0005 (JP)

(72) Inventors:
  • Kato, Kenji
    Hachioji-shi Tokyo, 192-8505 (JP)
  • Watanabe, Hiroyuki
    Hachioji-shi Tokyo, 192-8505 (JP)

(74) Representative: Henkel, Feiler & Hänzel 
Patentanwälte Maximiliansplatz 21
80333 München
80333 München (DE)

   


(54) Image forming apparatus in which recording sheets having a tab are used


(57) An image forming apparatus includes: a feeding section for feeding sheets with tabs and sheets without tabs; a tab detecting section for detecting the end position, in the sheet conveyance direction, of tabs on the sheets fed by the feeding section; a conveying section for conveying sheets that are sequentially fed by the feeding section; and a control section for controlling the conveying section in such as way as to keep constant an interval between a trailing edge of a preceding sheet in the sheet conveyance direction and a leading edge of a succeeding sheet, based on the results of tab detection by the tab detecting section.




























Search report